@prefix ns0: <http://rdf-vocabulary.ddialliance.org/xkos#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .

<http://www.irandoc.acir/onto/irandoc/251686008>
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/246792000> ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/251688009>, <http://www.irandoc.acir/onto/irandoc/251687004> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/246792000> ;
  skos:prefLabel "حساسیت کنتراست"@fa, "Contrast sensitivity"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept .

<http://www.irandoc.acir/onto/irandoc/246792000>
  skos:prefLabel "اندازه گیری چشم"@fa, "Eye measure"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  skos:narrower <http://www.irandoc.acir/onto/irandoc/251686008> .

<http://www.irandoc.acir/onto/irandoc/251688009>
  skos:prefLabel "حساسیت کنتراست رنگ"@fa, "Color contrast sensitivity"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/251686008> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/251686008> .

ns0:Is_a rdfs:label "هست یک"@fa, "Is a"@en .
<http://www.irandoc.acir/onto/irandoc/251687004>
  skos:prefLabel "حساسیت کنتراست تک رنگ"@fa, "Monochrome contrast sensitivity"@en ;
  a <http://www.irandoc.ac.ir/onto/irandoc-meta/Concept>, skos:Concept ;
  ns0:Is_a <http://www.irandoc.acir/onto/irandoc/251686008> ;
  skos:broader <http://www.irandoc.acir/onto/irandoc/251686008> .